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// natFileChannelImpl.cc
/* Copyright (C) 2003 Free Software Foundation
This file is part of libgcj.
This software is copyrighted work licensed under the terms of the
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
details. */
#include <config.h>
#include <jvm.h>
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#include <gnu/gcj/RawData.h>
#include <gnu/java/nio/FileChannelImpl.h>
#include <java/io/FileDescriptor.h>
#include <java/io/IOException.h>
#include <java/nio/channels/FileChannel.h>
jlong
gnu::java::nio::FileChannelImpl::size ()
{
return fd->length ();
}
jlong
gnu::java::nio::FileChannelImpl::implPosition ()
{
return fd->getFilePointer ();
}
java::nio::channels::FileChannel*
gnu::java::nio::FileChannelImpl::implPosition (jlong newPosition)
{
fd->seek (newPosition, ::java::io::FileDescriptor::SET, true);
return this;
}
java::nio::channels::FileChannel*
gnu::java::nio::FileChannelImpl::implTruncate (jlong size)
{
fd->setLength (size);
return this;
}
gnu::gcj::RawData*
gnu::java::nio::FileChannelImpl::nio_mmap_file (jlong pos, jlong size, jint /*mode*/)
{
throw new ::java::io::IOException (JvNewStringUTF ("mmap not implemented"));
}
void
gnu::java::nio::FileChannelImpl::nio_unmmap_file (gnu::gcj::RawData* map_address, jint size)
{
throw new ::java::io::IOException (JvNewStringUTF ("munmap not implemented"));
}
void
gnu::java::nio::FileChannelImpl::nio_msync (gnu::gcj::RawData* map_address, jint length)
{
throw new ::java::io::IOException (JvNewStringUTF ("msync not implemented"));
}
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